TS EAMCET · Maths · Probability
is a complex cube root of unity. When an unbiased die is thrown times, if are the numbers appeared on the die, then the probability that and satisfy is
- A
- B
- C
- D
Answer & Solution
Correct Answer
(D)
Step-by-step Solution
Detailed explanation
Total number of elementary events =6×6×6=216 Clearly ,ωβ1+ωβ2+ωβ3=0 If one of r1,r2,r3 takes value from the set 3,6 , other take the value from 1,4 and the third one takes the value from 2,5. The total number of these ways…
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